package com.bw.service;

import com.bw.bean.Shang;

public interface UserService {
    Shang get1();

    Shang get2(String name1);

    Shang get3(double money1);

    Shang get4(String date1, String date2);

    int myadd(Shang shang);

    int del(int id);

    int myup(double money1, int id1);
}
